Cartridge filter gasket



FIG. 1 is a top plan view of a cartridge filter gasket showing my newdesign;

FIG. 2 is a front elevational view thereof, with all side and rear viewsthereof having the same appearance;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a sectional side view thereof to better illustrate thecontours of the gasket.

The ornamental design for a cartridge filter gasket, as shown anddescribed.